Finding the Fourth Proportional to 14,111.42, 19,499.13 and 10,125.61

Step by Step Solution

1. Step 1: Write the proportion equation
   14,111.42 : 19,499.13 = 10,125.61 : x
2. Step 2: Convert to fraction form
   14,111.42/19,499.13 = 10,125.61/x
3. Step 3: Cross multiply
   14,111.42x = 19,499.13 × 10,125.61
4. Step 4: Simplify right side
   14,111.42x = 197,440,536.97
5. Step 5: Solve for x
   x = 197,440,536.97/14,111.42
6. Step 6: Final answer
   x = 13,991.55